The filename itself became a brand. Seeing "ApunKaGames" in a .rar file was, for many, a "seal of quality" that the game would actually work and not just be a folder full of viruses. The "Counter-Strike: Source" Connection
Praying the extraction didn't fail at 99% due to a "checksum error."
The specific format of the filename—stringing words together with hyphens—was a clever tactic.
Here is the story behind the name and the culture that created it: The Legend of ApunKaGames